package aer.prueba1;

import java.util.Scanner;

@SuppressWarnings("resource")
public class Prueba1 {
	public static void main(String[] args) {

		Scanner scan = new Scanner(System.in);
		String s1 = scan.next();
		String s2 = scan.next();

		System.out.print(s1+"\n");
		System.out.print(s2+"\n");

	}

}
